baber/WOPTO huggingface dataset:
Patent JP-2002131682-A (JP)
Title: Polygon mirror and its manufacturing method, optical scanner and electrophotographic device
Inventor: HATAKEYAMA HIDEYUKI
IPC: G02B1/10
Filed: 2000-10-26
Abstract: PROBLEM TO BE SOLVED: To provide a polygon mirror which can be manufactured with good productivity at low cost and its manufacturing method, and to provide a polygon mirror constituted so that the change of reflectance is small in a wide incident angle range at low cost, an inexpensive and compact optical scanner and electrophotographic equipment. SOLUTION: This polygon mirror has a single layer film consisting of substance having a refractive index of <=1.45 on a reflection surface. The manufacturing method for the polygon mirror in polygonal pillar shape having the film on the reflection surface has a coating stage in which the reflection surface is coated with solution including the substance forming the film and a stage in which the coating film of the solution is formed on the reflection surface by rotating the polygon mirror. In the coating stage, only a part equal to or above Ri from the rotary shaft of the polygon mirror is coated with the solution when the shortest distance between the reflection surface and the rotary shaft is defined as Ri. The polygon mirror has the film provided with film thickness distribution on the reflection surface.  Then, the optical scanner equipped with the polygon mirror and the electrophotographic equipment equipped therewith are provided.
Patent JP-2002137906-A (JP)
Title: Separation method and separation apparatus for complex compound metal hydride and its oxide
Inventor: NAKAO HITOSHI
IPC: C01B6/10
Filed: 2000-10-30
Abstract: PROBLEM TO BE SOLVED: To provide a separation method and a separation apparatus that are capable of safely and easily separating a complex compound metal hydride and its oxide, both co-existing in an alkaline solution, without imposing an environmental load. SOLUTION: In separating a complex compound metal hydride and its oxide, both co-existing in an alkaline solution, the alkaline solution is cooled to crystallize the oxide.
Patent JP-2002138722-A (JP)
Title: Control method of electric lock and device therefor and automatic door device having electric lock
Inventor: TAGUCHI NAOKI
IPC: E05F15/60
Filed: 2000-11-06
Abstract: PROBLEM TO BE SOLVED: To provide a control method of an electric lock, a device therefor and an automatic door device having the electric lock capable of largely reducing an operation sound. SOLUTION: In this electric lock for engaging and disengaging a lock body connected to a plunger via a mechanical mechanism to a door by advancing and retreating the plunger against energizing force of a spring or by restoring force of the spring by exciting a solenoid or releasing excitation, when engaging and disengaging the lock body, voltage is gradually increased up to operating voltage capable of surely operating the solenoid at exciting time, and when releasing the excitation in a solenoid operating state, impression of the voltage is gradually reduced.
Patent JP-2001314438-A (JP)
Title: Complex sanitary napkin
Inventor: GLASGOW TARA
IPC: A61F13/472
Filed: 2000-11-08
Abstract: PROBLEM TO BE SOLVED: To provide a complex sanitary napkin that is provided with a first absorbing material which absorbs and keeps most of exudates and a second absorbing material which prevents contamination of underwear with exudates. SOLUTION: The complex sanitary napkin 20 includes the first absorbing material 30 and the second absorbing material 50. The first absorbing material has an absorbing core 34, a liquid permeable top sheet 32 located over the absorbing core and a soft back sheet 35 under the absorbing core and the top sheet 32 and the back sheet 35 are fixed to each other in such a manner that they wrap the absorbing core 34 around an outer periphery to form a flange seal 36. The second absorbing material 50 has the liquid permeable top sheet 32, a liquid impermeable barrier sheet 54 connected with the top sheet and an absorbing element 56 arranged between the top sheet and the back sheet. The first absorbing material 30 and the second absorbing material 50 are combined together to form a unit structure.
Patent JP-2002152423-A (JP)
Title: Communication quantity charge control method and system with prepaid card in mobile communication system
Inventor: AOYAMA HARUMI
IPC: H04W88/18
Filed: 2000-11-08
Abstract: PROBLEM TO BE SOLVED: To provide a communication quantity charge control method and system in mobile communication system for reducing unfair accesses related with accumulative communication amount, namely communication frequency, to a minimum extent. SOLUTION: In a communication quantity charge control method using a prepaid card, the communication quantity according to the fee of a prepaid card is accumulated as a usable communication quantity in a management system by notifying the number of prepaid card from a mobile machine connected with the mobile communication system, and further a prescribed process is performed, instead of accumulation process of the communication quantity, when the items of notice of the non-valid prepaid card number satisfies prescribed conditions. In this case, the prescribed condition on the mobile machine is changed on the basis of the satisfying frequency of the noticed items of non-valid prepaid card number fed from the mobile machine.
Patent JP-2002148468-A (JP)
Title: Method for fusion splicing photonic crystal fiber
Inventor: YAMATORI SHINYA
IPC: G02B6/032
Filed: 2000-11-09
Abstract: PROBLEM TO BE SOLVED: To surely fusion splice photonic crystal fibers without breaking the structure of their porous parts. SOLUTION: When the end parts of a pair of fibers each being a photonic crystal fiber 1 at least one side of which is provided with the porous part 12 in which many fine pores 12a extending in the central axis direction of the fiber are arranged in a crystal shape and a core part 11 which is formed at the center of the porous part in a solid shape or a hollow shape are fusion spliced each other, a heating temperature for heating the end parts is set so that a temperature difference with the softening temperature of material forming the fine pores 12a is <=500 deg.C and also the value of the product obtained by multiplying the temperature difference ( deg.C) by a heating time (sec) is set at 50 to 2,000, and fusion splicing is performed.
Patent JP-2002151904-A (JP)
Title: Variable phase shifter
Inventor: HATANAKA HIROSHI
IPC: H03H7/20
Filed: 2000-11-09
Abstract: PROBLEM TO BE SOLVED: To provide a variable phase shifter that has a phase shift amount greater than that of the conventional variable phase shifter, causes no noise and has a stable phase characteristic. SOLUTION: The variable phase shifter is provided with a hybrid circuit and two serial parallel circuits connected to 2nd and 3rd terminals of the hybrid circuit. Each series parallel circuit has an outer conductor, a strip line whose one end is connected to an input terminal and the other terminal electrically connected to the outer conductor, a 1st fixed electrode whose one end is electrically connected to the strip line, a 2nd fixed electrode whose one end is electrically connected to the outer conductor, and a rotating body consisting of a dielectric that is placed between the 1st and 2nd fixed electrodes and is opposed to the other end of the 1st fixed electrode and the other end of the 2nd fixed electrode.  The phase of input power received from the 1st terminal of the hybrid circuit is varied by an amount corresponded to a rotary angle of the rotating body and is outputted from a 4th terminal of the hybrid circuit.
Patent JP-2002152338-A (JP)
Title: Portable terminal and speaking method during power source recharging by using the portable terminal
Inventor: ASADA YUKINORI
IPC: H04B7/26
Filed: 2000-11-15
Abstract: PROBLEM TO BE SOLVED: To cope with speech without interrupting recharging in a portable terminal which is being recharged and to enable speaking without detaching the portable terminal from a recharger. SOLUTION: This portable terminal is provided with a means for detecting a state that the portable terminal is installed on the recharger, a means for changing a mode on the basis of the detected result, a means for receiving a command of starting speech or finishing speech from the outside, a means which starts transmission and reception and sets the portable terminal in a speech available state when the portable terminal receives termination call during charging operation of a power source, and a means for finishing transmission and reception and finishing speech. Thus the portable terminal has a constitution wherein speech is enabled with a hands-free state during recharging operation of the power source.
Patent JP-2002151409-A (JP)
Title: Semiconductor device, and method of manufacturing the same
Inventor: SOGA TETSUO
IPC: H01L21/20
Filed: 2000-11-16
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device which has no distortion or defect such as lattice mismatch or crystal dislocation when crystal growth is made on a substrate, and also to provide a method for manufacturing the semiconductor device. SOLUTION: A crystal of material of the same type (GaAs) as a GaAs substrate or of a different type therefrom is grown on the substrate (a), a substrate (Si substrate) of material different from the above substrate is wafer-bonded onto a crystalline thin film crystal-grown on the GaAs substrate (b), only the GaAs substrate part is released (lifted off) while leaving only the crystalline thin film part on the Si substrate (c), and a semiconductor crystal of material of the same type (GaAs) or different type is grown on the lifted-off crystal thin film (d).
Patent JP-2002146322-A (JP)
Title: Adhesive composition and adhesive member using the same and substrate for loading semiconductor and semiconductor device
Inventor: KAWAKAMI HIROYUKI
IPC: C09J163/00
Filed: 2000-11-16
Abstract: PROBLEM TO BE SOLVED: To obtain both an adhesive composition capable of forming an adhesive member having heat and moisture resistances required when a semiconductor element having a large difference in coefficient of thermal expansion is packaged in a substrate for loading a semiconductor and capable of suppressing volatiles during the user thereof and then adhesive member using the adhesive composition and to provide both the substrate for loading the semiconductor and a semiconductor device. SOLUTION: This adhesive composition comprises (A) an epoxy resin and (B) a polyamideimide resin prepared by reacting a mixture of (e) an aromatic polyisocyanate with (f) a trivalent polycarboxylic acid having an acid anhydride group and (g) a dicarboxylic acid represented by general formula (I) [wherein, a and b are each an integer of 0-80; a+b is 1-80; and the ratio of a/b is (1/0) to (0/1) or general formula (II) [wherein, c and d are each an integer of 0-80; c+d is 1-80; and the ratio of c/d is (1/0) to (0/1)] in a solvent containing a nitrogen-free polar solvent. The adhesive member uses the adhesive composition. The substrate for loading the semiconductor and the semiconductor device are provided with the adhesive member.
Patent JP-2002158135-A (JP)
Title: Electronic component
Inventor: TAKATANI MINORU
IPC: H05K1/16
Filed: 2000-11-16
Abstract: PROBLEM TO BE SOLVED: To provide an electronic component which can have a dielectric constant higher than that of the prior art, a small size, a high performance, an excellent overall electrical characteristic, can suppress fluctuations in dielectric constant between lots, can suppress the wear of a die, and can exhibit a high breakdown voltage. SOLUTION: The electronic component is made of a composite dielectric material having dielectrics of a circle, flat circle or ellipse at least in projection shape dispersed in resin.
Patent JP-2002158050-A (JP)
Title: Pressure welding connector
Inventor: SAKURAI RIICHI
IPC: H01R9/03
Filed: 2000-11-20
Abstract: PROBLEM TO BE SOLVED: To increase reliability of electric connection as well as simplifying the manufacturing process. SOLUTION: Cavities 11 are formed in two rows right and left in the female housing 10. And a jig inserting hole 13 is formed between the rows of the right and left cavities 11 and a cable inserting groove 15, which is capable of inserting a cable 40 from the top side to the diameter direction, is formed by cutting out on the right and left wall at the top end of each cavity 11. A female side pressure welding terminal 20, which is equipped with a pressure welding blade 27 at the back end, is housed in each cavity 11, and the pressure welding blade 27 is disposed in the cable inserting groove 15. A cable 40 is pressed on toward the pressure welding blades 27 of the two pressure welding terminals 20 that are arranged adjacent to each other to right and left, and pressure welding is made.  After that, the cable 40 is cut at the center of the both pressure welding parts by a cutting jig that is inserted in the jig inserting hole 13. By covering by the cover 30, the cutting off rib 31 breaks in the cutting part of the cable 40 and the pressing ribs 32 press the pressure welding part.
Patent JP-2002153738-A (JP)
Title: Method for controlling particle position, method for manufacturing particle film by using the method, and particle film
Inventor: NAKABAYASHI SEIICHIRO
IPC: C23C20/04
Filed: 2000-11-20
Abstract: PROBLEM TO BE SOLVED: To provide a method for controlling apparent gravity and buoyancy of a particle by acting a magnetic field vertically and changing the strength and direction of the magnetic field, and to provide a method for manufacturing a particle film, which can manufacture a particle film where particles in the nanometer range are accumulated two-dimensionally, and a particle film manufactured by the method. SOLUTION: In this method for controlling the positions of particles, a magnetic field is added to a solvent in which particles are dispersed, and the positions of the particles in the solvent are controlled by the strength and direction of the magnetic field. In this method for manufacturing a particle film, a solvent in which particles are dispersed is applied to a substrate, and the solvent is evaporated by using the method for controlling the positions of the particles with respect to the liquid level of the solvent by the strength and direction of the magnetic field, thereby accumulating the particles two- dimensionally.
Patent JP-2002155658-A (JP)
Title: Latch lock
Inventor: IZUMITANI AKIHIRO
IPC: E05C3/04
Filed: 2000-11-20
Abstract: PROBLEM TO BE SOLVED: To provide a latch lock capable of being applied to both standard type door device and public type door device. SOLUTION: A first bending section 19a and a second bending section 19b having the same bending angle with different directions are formed in the longitudinal central part of a lever 15 provided to a latch 1 in a rotatable and holding a door B in a closing state by engaging with a receiver 40. The latch lock can be applied to the standard type door device by assembly of the latch 1 locating the front end of the lever 15 on one side of a fixed seat 2, inside and outside of the lever 15 are turned over, and the latch lock can be applied to the public type door device by assembly of the latch 1 separating the front end from the surface of the fixed seat 2 in the direction of the axis.
Patent JP-2002160942-A (JP)
Title: Glass fine granule recycled from waste glass, and method and apparatus for making the same
Inventor: IJICHI MASAKI
IPC: C03C12/00
Filed: 2000-11-20
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus in which the weights of glass fragments can be selected in accordance with their uses and further to provide glass fine granules having homogeneous particle size distribution and less sharp edges recycled by the method and the apparatus, in recycling spent bottle glass and spent plate glass or others as raw materials such as new bottle glass, building materials and road paving materials. SOLUTION: In the method and the apparatus, the size of the crushed glass fine granules can be selected by controlling the stress generated within the glass in the process of crushing the glass by throwing the heated glass into water to quench it after heating the spent glasses such as the spent bottle glass and the spent plate glass up to several hundred  deg.C.
Patent JP-2002153799-A (JP)
Title: Coating apparatus and coating method
Inventor: TSUKAMOTO TAKESHI
IPC: B05D1/40
Filed: 2000-11-21
Abstract: PROBLEM TO BE SOLVED: To provide a coating apparatus capable of preventing the interior of the apparatus from being contaminated with the treatment liquid scattering from a substrate when the liquid is supplied to the substrate while rotating the substrate, and a coating method using the coating apparatus. SOLUTION: A resist coating unit(CT) 22 being one form of a apparatus for coating the substrate with a coating solution has a spin chuck 40 holding the substrate G almost horizontally, a cup 44b provided so as to surround the spin chuck 40 and a solvent discharge nozzle 73b for supplying the liquid to the substrate G. A liftable cover for preventing the scattering of the liquid from the substrate G is provided so as to surround the outer periphery of the cup 44b.
Patent JP-2002165373-A (JP)
Title: Over discharge prevention circuit of battery and over discharge preventive method of battery
Inventor: ONO MASAHIKO
IPC: H02J7/00
Filed: 2000-11-21
Abstract: PROBLEM TO BE SOLVED: To prevent discharge in a period when recharge is necessary after a battery is discharged and over discharge. SOLUTION: The over discharge prevention circuit includes a first switching element 13 which is disposed between an electronic circuit 7 and a battery 2 and connected to the first pole side 3 of the battery 2, and a voltage divider resistance circuit 8 which is disposed between the plus and minus poles 3, 4 of the battery 2. The switching element 13 has a first switching voltage V1 which is operated with a higher voltage than the partial voltage of the battery voltage divided by the voltage divider resistance circuit 8, and it further includes a second switching element 14 which short-circuits a voltage dividing point 12 divided by the voltage divider resistance circuit 8, when the switching element 13 is operated, to the second pole side 4 of the battery 2.  The first switching element 13 does not operate at a lower voltage than the predetermined voltage V1, and no current flows from the battery to the electronic circuit 7. If the battery voltage drops to a voltage at which voltage supply required by the electronic circuit can not be made, the voltage supply to the battery is completely stopped and useless current flow can be almost prevented.
Patent JP-2002155666-A (JP)
Title: Equipment for preventing penetration of water
Inventor: HAYASHI KANAKO
IPC: E05F1/00
Filed: 2000-11-22
Abstract: PROBLEM TO BE SOLVED: To ensure safety of man's passing even after penetration of water is prevented. SOLUTION: The present equipment has a side ditch 3 into which water flows, a board-like member 14 covering the opening 8 of the side ditch and a plate-like member 24 provided below the board-like member 14. The board-like member 14 has a polystyrene member 16 on the side opposite to the plate-like member 24, and the lower side of the polystyrene member is positioned below the upper end 9 of the opening and fixed rotatably to the other side in the width direction 5 of the ditch, while the plate-like member 24 has a through hole 26 in the plate-like surface 25 thereof.
Patent JP-2002163600-A (JP)
Title: Operating circuit
Inventor: HIRAIDE SHUZO
IPC: H03F3/343
Filed: 2000-11-24
Abstract: PROBLEM TO BE SOLVED: To provide an operating circuit for generating ratio current, which can be composed of only elements with CMOS process, is capable of reducing the number of elements to be used and high integration, and is operable at a low cost and a low voltage. SOLUTION: An operating circuit is composed of the following components: a plurality of signal input terminals T111, T121; a plurality of first bias circuits 111, 121, which set an input terminal connected with each of the signal input terminals to a specified voltage value; a plurality of logarithm compression circuits 112, 122, which perform logarithm compression for input current inputted to each of the signal input terminals, a plurality of reverse logarithm extension circuits 113, 123, which perform reverse logarithm extension for an output signal of each of the logarithm compression circuits; a plurality of output circuits 114, 124, which output an operating signal transmitted to each of the reverse logarithm extension circuits; a second bias circuit 101, which sets an input terminal connected with each of the output circuits to a specified voltage;  a first current source I101, which is commonly connected with each of the output circuits; and a plurality of signal output terminals T112, T122 connected with each of the output circuits.
Patent JP-2002167464-A (JP)
Title: Decomposition method of n-vinyl amide polymer
Inventor: KITAGUNI HIDEKAZU
IPC: B09B3/00
Filed: 2000-11-30
Abstract: PROBLEM TO BE SOLVED: To provide a method capable of cheaply, easily and efficiently recycling or decomposing the wastes of an N-vinyl amide polymer or disposal products containing the same without polluting the environment. SOLUTION: This decomposition method of the N-vinyl amide polymer is to treat is a compost at least one kind polymer selected from the group consisting of a copolymer/polymer of a monomer containing the N-vinyl amide represented by formula (1) and crosslinked products of the copolymer/polymer or disposal products containing the same. In formula (1), R1 and R2 denote each hydrogen atom, methyl group or ethyl group independently, or denote each a 3-5C alkylene group circularly bonded.
Patent JP-2002170356-A (JP)
Title: Magnetic tape cassette
Inventor: HIRAGUCHI KAZUO
IPC: G11B23/113
Filed: 2000-11-30
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic tape cassette which prevents the occurrence of a shape defect of a tape guide and prevents the damage of a magnetic tape by the tape guide. SOLUTION: This magnetic tape cassette has a slider which is freely longitudinally slidably disposed at a cassette case formed by combining an upper half and the lower half to the state of mating caps and constituted to house a magnetic tape wound between hubs of a supply side and a take-up side therein and opens and closes a guide slot and a reel shaft slot. The tape guide of the lower half constituting the reference hole of this magnetic tape cassette is a final packing position in molding the lower half. The gas venting position of the tape guide in molding the lower half is set at a position deviating from a magnetic tape traveling surface.
Patent JP-2002166102-A (JP)
Title: Flocculant
Inventor: KIYOZAWA KIYOHITO
IPC: C02F1/52
Filed: 2000-12-01
Abstract: PROBLEM TO BE SOLVED: To provide a flocculant reducing sewage organic matter or the like to convert the same to a polymeric state to flocculate sludge in higher concentration and making a solid, which is decomposed by activating a microorganism group by the biological activity of humic substance to be discharged, easy to retulize. SOLUTION: A sulfate compound such as calcium sulfate, iron sulfate or the like and a chloride compound are added to 100 pts.wt. of humus in an amount of <=10 pts.wt. to be mixed therewith under pressure to prepare a muddy viscous substance and this substance is dried to form solid matter which is, in turn, ground to obtain a modified humus powder. 5-60 wt.% of aluminum sulfate and aluminum oxide, 5-60 wt.% of calcium sulfate and calcium oxide and 2-60 wt.% of sodium carbonate are added to 1-20 wt.% of the modified humus powder to prepare the flocculant.